<style>
.my-form input:not([type="submit"]) {
  border: 2px solid red;
}
</style>
<div class="content">
  <div class="list">
    <div class="item">
      <div class="content">
        <div class="my-form">
          <div class="help-text">选中所有类型的文本框，设置其边框颜色为红色。</div>
          <div class="control">
            <label for="account">用户名</label>
            <input name="account" type="text" class="input" placeholder="">
          </div>
          <div class="control">
            <label for="email">电子邮件</label>
            <input name="email" type="email" class="input" placeholder="example@email.com">
          </div>
          <div class="control">
            <label for="passworld">密码</label>
            <input name="passworld" type="passworld" class="input">
          </div>
          <div class="control">
            <input type="submit" value="提交" class="btn primary">
          </div>
        </div>
        <div><pre class="prettyprint"><code>.my-form input:not([type="submit"]) {
  border: 2px solid red;
}</code></pre></div>
      </div>
     </div>
  </div>
</div>
